Toilet bowl



FIG. 1 is a perspective view of a toilet bowl showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown in the drawings illustrate a portion of thetoilet bowl that forms no part of the claimed design.

CLAIM The ornamental design for a toilet bowl, as shown and described.